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1·One necessary condition seems to be a somewhat detached view of human problems.

一个必要的条件似乎是某种对人类难题超然客观的看法。

2·It's a necessary condition for many worthwhile things: child care, friendships, etc.

对于许多有价值的事情而言，如儿童看护和友谊等，它是必要的条件。

3·That is a necessary condition.

这是必要条件。

4·It's a necessary condition for the mature love.

但它是成熟的爱的必要条件。

5·You mean a necessary condition but not sufficient.

你是说经历伙伴之爱是必要但不充分条件。

6·Lifting it is viewed by many as a necessary condition for peace.

这项法律的撤除，在很多人看来，都是和平的必要条件。

7·On the Web, usability is a necessary condition for survival.

在网络上，可用性是生存的必备条件。

8·But legal training is not a necessary condition for good relationships.

但是法律训练不是良好人际关系的必要条件。

9·But it does seem to be a necessary condition for the long-term success of nations.

不过，人口增长却似乎是一个国家长期成功的必要条件。

10·Pressure seals are the necessary condition of maintaining abnormal fluid pressure.

压力封闭层是维持异常压力存在的必要条件。